1: With trifluoroacetic acid in chloroform T=20°C; 24 h; Inert atmosphere; 2: With 2,3-dicyano-5,6-dichloro-p-benzoquinone in chloroform T=20°C; 5 h; Inert atmosphere; Further stages;
Khoury, Richard G.; Jaquinod, Laurent; Aoyagi, Katsuhiro; Olmstead, Marilyn M.; Fisher, Andrew J.; Smith, Kevin M.
Angewandte Chemie (International Edition in English), 1997 , vol. 36, # 22 p. 2497 - 2500
1: With propionic acid 3 h; Heating / reflux; 2: With sodium hydrogencarbonate in water 3: With hydrogenchloride in water pH=< 6;
参考文献
Yeda Research and Development Co. Ltd.; Technion Research and Development Foundation Ltd.
Patent: US6730666 B1, 2004 ;
Location in patent: Page/Page column 20 ;
US 6730666 B1
Lee, Myung Jun; Seo, Kang Deuk; Song, Hae Min; Kang, Min Soo; Eom, Yu Kyung; Kang, Hong Seok; Kim, Hwan Kyu
Tetrahedron Letters, 2011 , vol. 52, # 30 p. 3879 - 3882